Here's what I see in ESPHome when trying to compile.
`INFO ESPHome 2025.8.0
INFO Reading configuration /config/esphome/den-accent-switch.yaml...
INFO Generating C++ source...
INFO Compiling app...
Processing den-accent-switch (board: esp01_1m; framework: arduino; platform: platformio/espressif8266@4.2.1)
HARDWARE: ESP8266 80MHz, 80KB RAM, 1MB Flash
Dependency Graph
|-- ESPAsyncTCP @ 2.0.0
|-- ESP8266WiFi @ 1.0
|-- ESPAsyncWebServer @ 3.7.10
|-- DNSServer @ 1.1.1
|-- ESP8266mDNS @ 1.2
|-- ArduinoJson @ 7.4.2
Compiling .pioenvs/den-accent-switch/src/main.cpp.o
Archiving .pioenvs/den-accent-switch/libc8c/libESPAsyncWebServer.a
Archiving .pioenvs/den-accent-switch/libecb/libDNSServer.a
Compiling .pioenvs/den-accent-switch/lib3ff/ESP8266mDNS/LEAmDNS.cpp.o
Compiling .pioenvs/den-accent-switch/lib3ff/ESP8266mDNS/LEAmDNS_Control.cpp.o
Compiling .pioenvs/den-accent-switch/lib3ff/ESP8266mDNS/LEAmDNS_Helpers.cpp.o
Compiling .pioenvs/den-accent-switch/lib3ff/ESP8266mDNS/LEAmDNS_Structs.cpp.o
Compiling .pioenvs/den-accent-switch/lib3ff/ESP8266mDNS/LEAmDNS_Transfer.cpp.o
Archiving .pioenvs/den-accent-switch/libFrameworkArduinoVariant.a
Compiling .pioenvs/den-accent-switch/FrameworkArduino/Crypto.cpp.o
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml: In lambda function:
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:240:14: error: 'class esphome::api::HomeassistantServiceResponse' has no member named 'service'; did you mean 'set_service'?
240 | resp.service = "light.turn_on";
| ^~~~~~~
| set_service
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:244:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
244 | kv.key = "entity_id";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:248:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
248 | kv.key = "transition";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:252:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
252 | kv.key = "rgb_color";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml: In lambda function:
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:278:14: error: 'class esphome::api::HomeassistantServiceResponse' has no member named 'service'; did you mean 'set_service'?
278 | resp.service = "light.turn_on";
| ^~~~~~~
| set_service
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:282:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
282 | kv.key = "entity_id";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:286:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
286 | kv.key = "transition";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:290:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
290 | kv.key = "rgb_color";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml: In lambda function:
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:309:14: error: 'class esphome::api::HomeassistantServiceResponse' has no member named 'service'; did you mean 'set_service'?
309 | resp.service = "light.turn_off";
| ^~~~~~~
| set_service
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:313:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
313 | kv.key = "entity_id";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml: In lambda function:
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:327:14: error: 'class esphome::api::HomeassistantServiceResponse' has no member named 'service'; did you mean 'set_service'?
327 | resp.service = "light.turn_on";
| ^~~~~~~
| set_service
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:331:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
331 | kv.key = "entity_id";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:340:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
340 | kv.key = "brightness";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:347:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
347 | kv.key = "brightness";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:354:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
354 | kv.key = "brightness";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:361:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
361 | kv.key = "brightness_pct";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:368:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
368 | kv.key = "brightness_pct";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:375:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
375 | kv.key = "brightness_pct";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:386:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
386 | kv.key = "kelvin";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:393:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
393 | kv.key = "kelvin";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:400:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
400 | kv.key = "kelvin";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:407:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
407 | kv.key = "rgb_color";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:414:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
414 | kv.key = "rgb_color";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:421:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
421 | kv.key = "rgb_color";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:428:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
428 | kv.key = "color_temp";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:435:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
435 | kv.key = "color_temp";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:442:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
442 | kv.key = "color_temp";
| ^~~
Compiling .pioenvs/den-accent-switch/FrameworkArduino/Esp-frag.cpp.o
Compiling .pioenvs/den-accent-switch/FrameworkArduino/Esp-version.cpp.o
Archiving .pioenvs/den-accent-switch/lib3ff/libESP8266mDNS.a
Compiling .pioenvs/den-accent-switch/FrameworkArduino/Esp.cpp.o
*** [.pioenvs/den-accent-switch/src/main.cpp.o] Error 1
========================== [FAILED] Took 6.71 seconds ==========================`
Here's what I see in ESPHome when trying to compile.
`INFO ESPHome 2025.8.0
INFO Reading configuration /config/esphome/den-accent-switch.yaml...
INFO Generating C++ source...
INFO Compiling app...
Processing den-accent-switch (board: esp01_1m; framework: arduino; platform: platformio/espressif8266@4.2.1)
HARDWARE: ESP8266 80MHz, 80KB RAM, 1MB Flash
Dependency Graph
|-- ESPAsyncTCP @ 2.0.0
|-- ESP8266WiFi @ 1.0
|-- ESPAsyncWebServer @ 3.7.10
|-- DNSServer @ 1.1.1
|-- ESP8266mDNS @ 1.2
|-- ArduinoJson @ 7.4.2
Compiling .pioenvs/den-accent-switch/src/main.cpp.o
Archiving .pioenvs/den-accent-switch/libc8c/libESPAsyncWebServer.a
Archiving .pioenvs/den-accent-switch/libecb/libDNSServer.a
Compiling .pioenvs/den-accent-switch/lib3ff/ESP8266mDNS/LEAmDNS.cpp.o
Compiling .pioenvs/den-accent-switch/lib3ff/ESP8266mDNS/LEAmDNS_Control.cpp.o
Compiling .pioenvs/den-accent-switch/lib3ff/ESP8266mDNS/LEAmDNS_Helpers.cpp.o
Compiling .pioenvs/den-accent-switch/lib3ff/ESP8266mDNS/LEAmDNS_Structs.cpp.o
Compiling .pioenvs/den-accent-switch/lib3ff/ESP8266mDNS/LEAmDNS_Transfer.cpp.o
Archiving .pioenvs/den-accent-switch/libFrameworkArduinoVariant.a
Compiling .pioenvs/den-accent-switch/FrameworkArduino/Crypto.cpp.o
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml: In lambda function:
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:240:14: error: 'class esphome::api::HomeassistantServiceResponse' has no member named 'service'; did you mean 'set_service'?
240 | resp.service = "light.turn_on";
| ^~~~~~~
| set_service
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:244:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
244 | kv.key = "entity_id";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:248:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
248 | kv.key = "transition";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:252:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
252 | kv.key = "rgb_color";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml: In lambda function:
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:278:14: error: 'class esphome::api::HomeassistantServiceResponse' has no member named 'service'; did you mean 'set_service'?
278 | resp.service = "light.turn_on";
| ^~~~~~~
| set_service
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:282:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
282 | kv.key = "entity_id";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:286:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
286 | kv.key = "transition";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:290:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
290 | kv.key = "rgb_color";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml: In lambda function:
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:309:14: error: 'class esphome::api::HomeassistantServiceResponse' has no member named 'service'; did you mean 'set_service'?
309 | resp.service = "light.turn_off";
| ^~~~~~~
| set_service
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:313:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
313 | kv.key = "entity_id";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml: In lambda function:
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:327:14: error: 'class esphome::api::HomeassistantServiceResponse' has no member named 'service'; did you mean 'set_service'?
327 | resp.service = "light.turn_on";
| ^~~~~~~
| set_service
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:331:12: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
331 | kv.key = "entity_id";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:340:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
340 | kv.key = "brightness";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:347:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
347 | kv.key = "brightness";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:354:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
354 | kv.key = "brightness";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:361:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
361 | kv.key = "brightness_pct";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:368:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
368 | kv.key = "brightness_pct";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:375:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
375 | kv.key = "brightness_pct";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:386:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
386 | kv.key = "kelvin";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:393:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
393 | kv.key = "kelvin";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:400:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
400 | kv.key = "kelvin";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:407:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
407 | kv.key = "rgb_color";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:414:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
414 | kv.key = "rgb_color";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:421:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
421 | kv.key = "rgb_color";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:428:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
428 | kv.key = "color_temp";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:435:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
435 | kv.key = "color_temp";
| ^~~
/data/packages/7d0de4ae/yaml-features/rotate-colors-sync-to-ha-light.yaml:442:14: error: 'class esphome::api::HomeassistantServiceMap' has no member named 'key'
442 | kv.key = "color_temp";
| ^~~
Compiling .pioenvs/den-accent-switch/FrameworkArduino/Esp-frag.cpp.o
Compiling .pioenvs/den-accent-switch/FrameworkArduino/Esp-version.cpp.o
Archiving .pioenvs/den-accent-switch/lib3ff/libESP8266mDNS.a
Compiling .pioenvs/den-accent-switch/FrameworkArduino/Esp.cpp.o
*** [.pioenvs/den-accent-switch/src/main.cpp.o] Error 1
========================== [FAILED] Took 6.71 seconds ==========================`